e) Prior to pickling, all heavy deposits of oils, greases, soils or foreign matter other than millscale, rust or rustscale shall be removed by precleaning as cited in 5.1.
酸
，
了铁鳞、铁锈之外，诸如油、油脂、土或杂质等所有的重沉淀物均应通
预清来清，如5.1中所述。
涤,预清e) Prior to pickling, all heavy deposits of oils, greases, soils or foreign matter other than millscale, rust or rustscale shall be removed by precleaning as cited in 5.1.
酸，了铁鳞、铁锈之外，诸如油、油脂、土或杂质等所有的重沉淀物均应通预清来清，如5.1中所述。
声明：以上例句、词性分类均由互联网资源
成，部分未经
人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
